Audio Transformers / Signal Transformers

Audio Transformers / Signal Transformers
Audio Transformers & Signal Transformers are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many signal and audio transformer manufacturers including Bourns, Coilcraft, HALO, Mini-Circuits, Pulse, Triad, Wurth, Xicon & more. Please view our large selection of audio transformers and signal transformers below.
Results: 4,532
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Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product
Type
Termination Style
Frequency Range
Inductance
Primary Impedance
Secondary Impedance
Isolation Voltage
Minimum Operating Temperature
Maximum Operating Temperature
Number of Channels
Application
Package/Case
Length
Width
Height
Series
Qualification
Packaging
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port
Datasheet
66In Stock
3,600Expected 07/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 600

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX 12.7 mm 9.53 mm 5.97 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-port
Datasheet
405In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-T 0.5 in 0.358 in 0.236 in 100Base-TX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BASE-T SMD NonPoE 1-Port
Datasheet
118In Stock
385Expected 10/08/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 350 uH 4 kV - 40 C + 85 C Single 100 Base-T 0.57 in 0.537 in 0.245 in Tube
Pulse Electronics Audio Transformers / Signal Transformers 10/100XFMR/CMC 4KV MOD EXT TEM
Datasheet
281In Stock
700Expected 28/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 350

LAN Transformers SMD/SMT 125 MHz 100 Ohms 4 kV - 40 C + 85 C Single 10/100 Base-T 0.57 in 0.537 in 0.245 in HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
316In Stock
680Expected 18/11/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX 12.7 mm 9.65 mm 6 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port
Datasheet
73In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 10/100 Base-TX 13.89 mm 19.05 mm 5.97 mm HX Tube


Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port
Datasheet
176In Stock
Min.: 1
Mult.: 1
: 350

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz - 40 C + 85 C Dual 10/100 Base-TX 18.44 mm 13.67 mm 5.87 mm HX Reel, Cut Tape
Pulse Electronics Audio Transformers / Signal Transformers MDL SIN 100D 1:1 4.5K SUPPULMENT SMD
Datasheet
37In Stock
Min.: 1
Mult.: 1

Signal Transformers SMD/SMT 350 uH 4.5 kV - 40 C + 85 C Dual 15.2 mm 12.7 mm 7.62 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .75Ohms 1-Port
Datasheet
172In Stock
1,800Expected 28/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 600

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX PoE 0.5 in 0.358 in 0.236 in HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .75Ohms 1-Port
Datasheet
298In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX PoE 12.7 mm 9.4 mm 5.97 mm 100Base-TX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port
Datasheet
197In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz - 40 C + 85 C Single 10/100 Base-T PoE 12.7 mm 9.09 mm 5.99 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE+ 350uH .75Ohms 1-Port
Datasheet
206In Stock
640Expected 07/08/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-T PoE 12.7 mm 9.09 mm 5.99 mm HX2326 Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port
Datasheet
34In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 1000 Base-T 27.94 mm 10.92 mm 8.33 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Por
Datasheet
22In Stock
420Expected 07/08/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 1000 Base-T 27.94 mm 10.92 mm 8.33 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Por
Datasheet
40In Stock
500Expected 18/01/2027
MouseReel Available
Min.: 1
Mult.: 1
: 250

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 1000 Base-T 27.94 mm 10.92 mm 8.33 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers MOD, QUAD,1GP, 1:1
Datasheet
68In Stock
340Expected 28/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 170

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C 4 Channel 1000 Base-T BGA 28.45 mm 17.27 mm 10.67 mm HX5401NLT Reel, Cut Tape, MouseReel


Pulse Electronics Audio Transformers / Signal Transformers 1GBT MODULE SIN 1GD 1:1
Datasheet
67In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C 1 Channel 1000 Base-T BGA 17.27 mm 7.87 mm 11.18 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T PoE SMD 1-Port 325uH/350uH
Datasheet
5In Stock
600Expected 20/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 300

LAN Transformers SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Quad 1000 Base-T 17.5 mm 12.2 mm 5.72 mm LAN 10/100/1000 Base-T Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD PoE 350uH 2-port
Datasheet
4In Stock
165Expected 07/08/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 1000 Base-T 27.81 mm 12.19 mm 7.24 mm 1000Base-T Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BASE-T PoE+ 2-Port SMD Open
Datasheet
49In Stock
240Expected 10/02/2027
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 1000 Base-T 27.81 mm 12.19 mm 7.24 mm 1000Base-T Tube
Pulse Electronics Audio Transformers / Signal Transformers QUAD 1000BASE-TX 1:1 4PAIR POE
Datasheet
20In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 350 uH 1.5 kV - 40 C + 85 C 4 Channel HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 18 UH LAN 2.5GBT
Datasheet
430In Stock
1,560Expected 13/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 780

LAN Transformers LAN Discrete Modules with PoE SMD/SMT 1.5 kVrms - 40 C + 85 C Single ETHERNET TRANSFORMER/CHOKE 15.1 mm 10 mm 4 mm HXB Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers MDL, SIN, 1GPP, 1:1,EXT HF, SMD, T&R
Datasheet
170In Stock
700Expected 15/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 350

LAN Transformers LAN Discrete Modules with PoE SMD/SMT 1.5 kVrms - 40 C + 85 C Single ETHERNET TRANSFORMER/CHOKE 17.6 mm 15.9 mm 6 mm HXB Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers SMD Isolation Xfmr 75uH .3Ohms 1-Port
Datasheet
3In Stock
Min.: 1
Mult.: 1

Telecom Transformers Module SMD/SMT 100 kHz 200 nH 2 kV 0 C + 70 C Single AUI Ethernet DIP-16 12.7 mm 7.24 mm 5.08 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers THT CommonMode Choke 140uH .6Ohms
Datasheet
246In Stock
800Expected 17/08/2026
Min.: 1
Mult.: 1

Telecom Transformers Module Through Hole 500 V 0 C + 70 C Single 10.16 mm Tube